Self Study Program 89S303 – The Volkswagen 4.2L V8-5V Engine

VAG SSP 89S303 – The Volkswagen 4.2-Liter V8-5V Engine PDF

The 4.2L V8-5V engine is new to Volkswagen. Special features of the 4.2L V8-5V engine include the following:

  • Aluminum block with no liners.
  • Aluminum five-valve cylinder head with roller rockers.
  • Camshaft adjustment.
  • Three-stage variable intake manifold.
  • Engine management system, Bosch Motronic ME 7.1.1.
  • Water-cooled 190-ampere generator.
  • Crankcase with a large flange pattern.
  • Crankshaft with a ten-hole flange.
  • Oil filter module with integrated oil cooler.
  • Non-return fuel supply system.
  • Seven-ribbed poly V-belt drive.
  • Low-Emission Vehicle (LEV) exhaust emission standards.
  • Two hot film air mass meters with integrated air temperature sensors.
  • Single ignition coils with integrated output stages.
  • Two controlled fuel pumps.
  • Two electric cooling fans.

Special design features specific to the Touareg application include:

  • Special seals to accommodate the Touareg water hazard fording capabilities.
  • Pressure and purge oil pump for off-road use.
  • Accessories adapted for fording water hazards.
  • Deep oil sump for operation on steep and offset grades.


  • Introduction
    • The 4.2L V8-5V Engine
  • Engine – Mechanics
    • Development of the V8-5V Engine, Technical Data – 4.2-Liter V8-5V Gasoline Engine, Crankcase, Engine Lubrication, Engine Cooling Circuit, Cylinder Head, Exhaust Manifold, Accessory Belt Drive
  • Engine – Variable Intake Manifold
    • Air Intake, Intake Manifold Module, Operating Stages, Effect of Variable Intake Manifold on Torque, Vacuum Reservoirs
  • Engine – Secondary Air System
    • Secondary Air System Overview, Component Function
  • Engine Management
    • Motronic ME 7.1.1 System Overview, Functional Diagram — Motronic ME 7.1.1, Fuel Injection System, Quick-Start Functions, Electronic Throttle Function
  • Service
    • Special Tools
  • Knowledge Assessment

The Self-Study Program provides you with information regarding designs and functions.
The Self-Study Program is not a Repair Manual.
For maintenance and repair work, always refer to the current technical literature.

Language: English
Format: PDF
Pages: 55

Self Study Program 89S303 – The Volkswagen 4.2-Liter V8-5V Engine PDF free online